Michael Schmitz has written a mini-HOWTO about byte-swapping Linux ext2 filesystems. Most
people should not need to follow this procedure, but there probably
still are some people who do need to do so.

The Linux Documentation
Project home page at the University of North Carolina, U.S.A.
This site has links to HTML versions of the LDP's manuals and
HOWTO documents, which (even with i386 bias) are still pretty
good.